CN104729987B - A kind of elevator steel wire rope, friction lining synthesis friction sensing device and method - Google Patents

A kind of elevator steel wire rope, friction lining synthesis friction sensing device and method Download PDF

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Publication number
CN104729987B
CN104729987B CN201510102984.9A CN201510102984A CN104729987B CN 104729987 B CN104729987 B CN 104729987B CN 201510102984 A CN201510102984 A CN 201510102984A CN 104729987 B CN104729987 B CN 104729987B
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steel wire
wire rope
friction
liner
compression
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CN104729987A (en
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彭玉兴
朱真才
常向东
王大刚
曹国华
陈国安
李伟
周公博
沈刚
卢昊
李同清
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China University of Mining and Technology CUMT
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China University of Mining and Technology CUMT
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N19/00Investigating materials by mechanical methods
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N19/00Investigating materials by mechanical methods
    • G01N19/02Measuring coefficient of friction between materials

Abstract

The invention discloses a kind of elevator steel wire rope, friction lining synthesis friction sensing device and method, the steel wire rope including pedestal, being placed on pedestal base and steel wire rope cross-contact continuous high speed sliding friction system, steel wire rope and steel wire rope cross-contact continuously wriggling tribological wear system and steel wire rope and friction lining continuous high speed sliding friction system;The present invention functionally breaches the detection of high-speed slide frictional behavior between steel wire rope and friction lining in the frictional behavior between steel wire rope in cylindrical drum hoist and friction type winder, it is possible to achieve between steel wire rope and steel wire rope, the high-speed slide between the friction of cross-contact high-speed slide, cross-contact wriggling fretting wear and steel wire rope and friction lining rubs the simulation of three kinds of friction behaviors.

Description

A kind of elevator steel wire rope, friction lining synthesis friction sensing device and method
Technical field
Patent of the present invention is related to a kind of elevator steel wire rope, friction lining synthesis friction sensing device and method.
Background technology
The mining depth of mine is being constantly increasing, and friction-type mine hoist is in hoisting power, hoisting depth and lifting The advantage of uniqueness is had on speed, safety coefficient is high in addition, so as to the application in mine hoisting is got over the advantages of physical dimension is little Come more extensive, but, after lifting depth is more than 1600m, friction type winder cannot meet necessary requirement again, and needs Cylindrical drum hoist to be used instead.Boom hoist cable and friction lining are to ensure that the important composition portion of friction type winder normal work Point, the friction, capability between steel wire rope and friction lining decides the hoisting power of friction type winder, in cylindrical drum hoist In, steel wire rope and steel wire rope inevitably to produce various contact friction behavior, steel wire rope fretting wear similarly decides The service life of cylindrical drum hoist, therefore, between friction lining and steel wire rope, steel wire rope and steel wire rope, frictional behavior decides The security reliability of elevator.Once occurring skidding to cause abseiling or boom hoist cable because of friction between steel wire rope and friction lining Abrasion leads to fracture of wire or even disconnected rope, all can cause unthinkable casualties and property loss to mine.So grasp steel wire Friction and wear characteristic between rope and friction lining and steel wire rope and steel wire rope has to the safe and reliable operation ensureing elevator Highly important meaning.However, in mine actual production, friction drive hoist and winding hoisting machine are carried out on-the-spot test with Phase obtains the frictional behavior between friction lining and steel wire rope, steel wire rope and steel wire rope, under existing operating mode and technical conditions also Cannot realize.Therefore, design and produce that a kind of structure is simple, easy-to-operate, can truly and comprehensively simulate lifting The actual lifting operating mode of machine, and can test the assay device of friction and wear characteristic obtaining steel wire rope and friction lining and Method just seems particularly necessary.
Content of the invention
Technical problem:The invention aims to overcoming weak point of the prior art, there is provided a kind of elevator With steel wire rope, friction lining synthesis friction sensing device and method, can simulate on a testing machine under different working conditions Steel wire rope and steel in the friction of steel wire rope cross-contact high-speed slide, wriggle friction and friction type winder in cylindrical drum hoist Cord and the friction three kinds of motions behavior of friction lining high-speed slide.
Technical scheme:
A kind of elevator steel wire rope, friction lining synthesis friction sensing device, including pedestal, are placed in pedestal base (01) steel wire rope on is continuous with steel wire rope cross-contact continuous high speed sliding friction system, steel wire rope and steel wire rope cross-contact Wriggling tribological wear system and steel wire rope and friction lining continuous high speed sliding friction system;
Pedestal includes base (01), four root posts (05) being symmetrically welded on base (01), is welded on column (05) The bearing beam (06) of side, base (01) left side are machined with circular groove (21) for guiding, weld one on the right of base (01) The individual slide rail (19) for guiding and the oil cylinder baffle plate (18) for fixed hydraulic oil cylinder (17);
Steel wire rope and steel wire rope cross-contact continuous high speed sliding friction system include servo buncher one (02), actively Friction pulley (04), driven friction pulley (14), upper compression steel wire rope (07), lower compression steel wire rope (29) and endless steel cable (13), for simulating the intersection between upper compression steel wire rope (07), lower compression steel wire rope (29) and endless steel cable (13) Contact continuous high speed sliding friction, servo buncher one (02) output shaft passes through keyway connection reducer (03), active friction By bonded, endless steel cable (13) is enclosed within active friction wheel (04) and driven rubs for wheel (04) and decelerator (03) output shaft Wipe on wheel (14), the motion of endless steel cable (13) continuous high speed driven by active friction wheel (04) and driven friction pulley (14), Driven friction pulley (14) is supported on driven wheel support (15), driven wheel support (15) and the slide rail being welded on base (01) (19) match, under the pulling of hydraulic jack (17), driven wheel support (15) is equivalent to a slide block, along slide rail (19) to Left slip, realizes the guiding tensioning of endless steel cable (13), and upper compression steel wire rope (07) is stretched in liner (37) and upper lining On pad fixture (10), lower compression steel wire rope (29) is stretched on lower liner (36) and lower liner support (20), lower liner support (20) it is secured by bolts on base (01), lower liner support (20) top is bolted liner guide rail bracket (26), use In ensureing steel wire rope contact point precise symmetrical, servo push-rod motor one (09) is vertically fixed on bearing beam (06), for giving Upper compression steel wire rope (07) provides downwards different loads pressure;
Steel wire rope and steel wire rope cross-contact are continuously wriggled tribological wear system, for simulate upper compression steel wire rope (07), Between lower compression steel wire rope (29) and wriggling steel wire rope (27), cross-contact is continuously wriggled fretting wear, includes servo speed governing electric Machine two (22), the eccentric disc (23) being fixedly connected on servo buncher two (22) output shaft, connect eccentric disc (23) With the connecting rod (25) of wriggling steel wire tensioning frame (11), eccentric disc (23) and servo buncher two (22) one bias of composition Turbin generator, adds that connecting rod (25) and wriggling steel wire tensioning frame (11) just constitute a slider-crank mechanism, also includes wriggling Steel wire rope (27), the screwed hook (28) being fixed on wriggling steel wire rope (27) on wriggling steel wire tensioning frame (11), for pressing from both sides The upper compression steel wire rope (07) of tight wriggling steel wire (27) and lower compression steel wire rope (29), opening for tensioning wriggling steel wire rope (27) Tight motor (32), liner guide rail bracket (26), upper liner (37), upper liner fixture (10), lower liner (36), lower liner support (20), the upper tight rope gaily decorated basket (38), the lower tight rope gaily decorated basket (31), servo push-rod motor one (09);With respect to described steel wire rope and steel wire The initial position of lower liner support (20) in rope cross-contact continuous high speed sliding friction system, lower liner support (20) is along circle After groove (21) rotates 90 °, again it is fixed in corresponding screwed hole (54);
Steel wire rope and friction lining continuous high speed sliding friction system, for simulating endless steel cable (13) and front friction Continuous high speed sliding frictional wear between liner (48) and rear friction lining (50), including servo buncher one (02), Decelerator (03), active friction wheel (04), driven friction pulley (14), endless steel cable (13), driven wheel support (15), hydraulic pressure Oil cylinder (17), front friction lining (48), rear friction lining (50), liner compress casing (12), are embedded in liner compression casing (12) On entangle front friction lining (48), rear friction lining (50) and ensure its liner linkage clamp being synchronized with the movement in compaction process (52), it is used for providing the servo push-rod motor two (47) of pressure loading to friction lining.
Wherein:It is machined with four tapped through holes on the face that described lower liner support (20) top is contacted with lower liner (36), And bottom surface, equipped with four regulating bolts (35), can adjust the height of lower liner (36), effectively avoid lower lining accordingly The impact of pad support (20) scale error in process, ensure that in test process endless steel cable (13) keeps water Can be in close contact with upper compression steel wire rope (07) and lower compression steel wire rope (29) in the case of flat.
Wherein:Wriggling steel wire tensioning frame (11) bottom setting bottom surface roller (30) is so that pull pressure sensor (24) Reading is closer to real friction force value.
Wherein:Liner compression casing (12) forms a casing, liner linkage clamp by four blocks of steel plates linking together (52) it is arranged on liner and compresses casing (12) inside with servo push-rod motor two (47), liner linkage clamp (52) includes two pieces Steel plate, front friction lining (48) and rear friction lining (50) are fixed between two blocks of steel plates, pass through to intersect even between two blocks of steel plates Two pieces of steel discs (55) being connected together are linked to be an entirety, and the middle part of two pieces of steel discs (55) is hinged, four freedom of two pieces of steel discs End is respectively hinged at two ends of two blocks of steel plates, and the another side of two blocks of steel plates is also symmetrical arranged same two piece steel disc (55) and connects Even so that the distance between two blocks of steel plates can adjust it is achieved that front friction lining (48) and rear friction lining (50) are in friction Being synchronized with the movement in wear process;It is provided with anti-attrition roller (53) in liner compression casing (12) bottom surface so that liner compaction case Body (12) compare easily slide anteroposterior it is ensured that endless steel cable (13) and front friction lining (48), rear friction lining (50) during sliding friction, level does not bend all the time, serves the effect of an automatic centering;Servo push-rod motor two (47) provide pressure to liner linkage clamp (52), make front friction lining (48) clamp non junction steel wire with rear friction lining (50) Rope (13), the big I of pressure is recorded by pressure transducer three (46).
Wherein:The acoustic emission sensor one (40) that is arranged on lower liner (36) and being arranged on rear friction lining (50) Acoustic emission sensor two (49) can monitor in real time steel wire rope sliding friction, wriggle friction and friction lining slide Under Frotteurism, crackle produces the Changing Pattern with extension;The foil gauge (51) being affixed on front friction lining (48) can be supervised in real time The situation of change of friction lining (48) surface stress in sliding friction motor process before survey.
Wherein:Setting arc-shaped convex track in liner guide rail bracket (26), lower liner (36) is cut with upper liner (37) both sides Cut the circular groove that two arc-shaped convex tracks with liner guide rail bracket (26) match it is ensured that upper liner (37) with Liner (36) in the vertical direction motion guidance quality, upper liner (37) with upper compression steel wire rope (07) and lower liner (36) with Lower compression steel wire rope (29) place that contacts is provided with one with upper compression steel wire rope (07), lower to compress steel wire rope (29) tangent Semicircle arc fluting so that upper compression steel wire rope (07), lower compression steel wire rope (29) are embedded in liner (37), in lower liner (36) Portion, play to upper compression steel wire rope (07), lower compression steel wire rope (29) fore-and-aft direction on positioning action, such design can To compress steel wire rope (07) and lower compression steel wire rope (29) on ensureing with two contact points of endless steel cable (13) vertical Striking symmetry on direction, it is to avoid the generation of additional bending moment, increased the accuracy of parameter measurement.
Wherein:Upper compression steel wire rope (07) is embedded in the semicircular arc groove of liner (37) bottom below, upper padded splint Liner (37) lived in by tool (10) set, and upper compression steel wire rope (07) above liner fixture (10) housing is excessive support, by tightening The rope gaily decorated basket (38) is stretched on liner fixture (10), so upper compression steel wire rope (07), upper liner (37) and upper liner fixture (10) just binding becomes an entirety, can move up and down along the guide rail on liner guide rail bracket (26) together, beneficial to upper compression The positioning of steel wire rope (07).
Wherein:Stretch out two sections of upper liner fixture (10) upper horizontal are used for supporting the steel plate two of compression steel wire rope (07) Head is respectively mounted with a truckle (39), effectively reduces the friction resistance that compression steel wire rope (07) is overcome during tensioning Power.
Wherein:Lower compression steel wire rope (29) top is embedded in the semicircle arc fluting cutting on the upside of lower liner (36), lower end By the lower tight rope gaily decorated basket (31) by steel wire rope (29) tensioning of lower compression be fixed on lower liner support (20) upper so that lower liner (36), lower liner support (20) and lower compression steel wire rope (29) become an entirety, and (20) two supports of lower liner support Foot bottom has respectively welded a circular arc steel plate (34) being inserted in the upper circular groove (21) of base (01), realizes lower lining Pad support (20) can drive upper compression steel wire rope (07) and lower compression steel wire rope (29) when rotated along circular groove (21) Together rotate, realize turning between steel wire rope and steel wire rope cross-contact high-speed friction pilot system and wriggling friction test system Change and rubbed with different angular cross contact slides from steel wire rope and the motion shape rubbing of wriggling it is also possible to realize simulation steel wire rope State.
Wherein:On the right of pedestal base (01), circular groove (21) side of processing is provided with for fixing lower liner support (20) Screwed hole (54), screwed hole (54) occurs in pairs, and setting is multigroup, differs certain angle each other, is easy to lower liner support (20) fixation after rotating to an angle.
Wherein:Four tapped through holes are machined with the face that lower liner support (20) top is contacted with lower liner (36), and phase The bottom surface answered, equipped with four regulating bolts (35), can adjust the height of lower liner (36), effectively avoid lower liner and prop up The impact of frame (20) scale error in process, ensure that in test process endless steel cable (13) keeps level In the case of can with upper compression steel wire rope (07) and lower compression steel wire rope (29) close contact.
Wherein:Eccentric disc (23) and pull pressure sensor (24) and connecting rod (25) and wriggling steel wire tensioning frame (11) Connected in the way of hinge it is ensured that can relatively rotate in perpendicular between each component, realize this slider-crank mechanism Run well.
Wherein:Wriggling steel wire rope (27) is fixed on wriggling steel wire tensioning frame (11) by screwed hook (28), wriggles The bottom of steel wire tensioning frame (11) end-stopping plate is connected with base plate dovetail groove, can level under the promotion of tensioning motor (32) Slide backward it is achieved that the tensioning of wriggling steel wire rope (27), whole wriggling steel wire tensioning frame (11) bottom is provided with roller (30), reduce the frictional resistance in wriggling steel wire tensioning frame (11) reciprocatory movement, improve steel wire rope and steel wire rope The accuracy of cross-contact wriggling friction measurement.
Wherein:Liner linkage clamp (52) is divided into former and later two parts, is existed by two groups of interconnections between two parts Steel disc (55) together is linked to be an entirety it is achieved that front friction lining (48) and rear friction lining (50) are in friction wear process In be synchronized with the movement.
Wherein:Liner compression casing (12) is made up of four blocks of steel plates linking together, and compresses casing (12) bottom in liner Face be provided with anti-attrition roller (53) so that liner compression casing (12) compare easily slide anteroposterior it is ensured that non junction steel wire Rope (13) is not with front friction lining (48), during sliding friction, level bends rear friction lining (50) all the time, serves one The effect of individual automatic centering.
Wherein:The outfan of servo push-rod motor one (09) is connected with a pressure transducer one (08), can survey in real time Measure the size of normal pressure between steel wire rope;It is connected with pulling force sensor between hydraulic jack (17) and driven wheel support (15) (16), for measuring the tensile force of endless steel cable (13);On tensioning motor (32) with wriggling steel wire tensioning frame (11) Baffle plate between be provided with pressure transducer two (33), act on tensile force on wriggling steel wire rope (27) for measurement;Servo pushes away Bar motor two (47) provides pressure to liner linkage clamp (52), makes front friction lining (48) with rear friction lining (50) clamping no Wire joint rope (13), the big I of pressure is recorded by pressure transducer three (46).
Wherein:Recorded by being arranged on three tension pick-ups (41,43,45) of endless steel cable (13) relevant position Corresponding force of sliding friction, is intersected with steel wire rope for steel wire rope between tension pick-up one (41) and tension pick-up two (43) and connects Tactile sliding friction contact point, is that steel wire rope is slided with friction lining between tension pick-up two (43) and tension pick-up three (45) CONTACT WITH FRICTION point, the difference between tension pick-up one (41) and tension pick-up two (43) is steel wire rope and is intersected with steel wire rope The frictional force that contact slide friction produces, the difference between tension pick-up two (43) and tension pick-up three (45) is steel wire Frictional force under rope and friction lining sliding friction kinestate.
Wherein:The acoustic emission sensor one (40) that is arranged on lower liner (36) and being arranged on rear friction lining (50) Acoustic emission sensor two (49) can monitor in real time steel wire rope sliding friction, wriggle friction and friction lining slide Under Frotteurism, crackle produces the Changing Pattern with extension.
Wherein:Thermal infrared imager one (42) and thermal infrared imager two (44) can real-time monitoring friction lining in sliding friction And temperature variations during slip, wriggling fricting movement for the steel wire rope.
Wherein:It is affixed on foil gauge (51) on front friction lining (48) friction lining (48) to slide before real-time monitoring The situation of change of surface stress during fricting movement.
Wherein:Servo push-rod motor exports different pressure loadings, goes up water drenching in endless steel cable (13) or apply oil Fat, applying to endless steel cable (13) and wriggling steel wire rope (27) that the states such as different size of tensile force cooperate can The actual lifting operating mode of simulation mine hoist.
Any of the above-described described elevator steel wire rope, friction lining synthesis friction sensing device is applied to carry out friction detection Test method, cross-contact continuous high speed sliding friction operating mode, steel wire rope between steel wire rope and steel wire rope can be simulated respectively Continuously wriggle friction duty, steel wire rope and friction lining continuous high speed sliding friction operating mode with steel wire rope cross-contact, and detect Associated friction wear coefficient under each operating mode;
Cross-contact continuous high speed sliding friction between simulation steel wire rope and steel wire rope, comprises the following steps:
A1:Endless steel cable (13) is installed on active friction wheel (04) and driven friction pulley (14), adjusts hydraulic pressure Driven wheel support (16) is pulled to the right by oil cylinder (17) together with driven pulley (14), tensioning endless steel cable (13) so as to Level is tightened;
A2:Fixing lower liner support (20), upper compression steel wire rope 07, lower compression steel wire rope (29) are stretched in upper padded splint On tool (10) and lower liner support (20), liner guide rail bracket (26) is fixedly connected with lower liner support (20), puts along guide rail Enter the good upper compression steel wire rope (07) of tensioning, open servo push-rod motor one (09) and normal pressure load is applied to upper liner fixture, Complete the clamping to endless steel cable (13) for upper and lower two steel wire ropes;
A3:Start servo buncher one (02), active friction is driven by the sufficiently large moment of torsion of decelerator (03) output Wheel (04) rotates, and makes the unidirectional continuous rotation of endless steel cable (13) high speed by frictional drive;
Steel wire rope and friction lining continuous high speed sliding friction, comprise the following steps:
B1:Endless steel cable (13) is installed on active friction wheel (04) and driven friction pulley (14), adjusts hydraulic pressure Driven wheel support (16) is pulled to the right by oil cylinder (17) together with driven pulley (14), tensioning endless steel cable (13) so as to Level is tightened;
B2:Front friction lining (48), rear friction lining (50) are put in liner linkage clamp (52), and makes front friction Liner (48), rear friction lining (50) clamp endless steel cable (13), open servo push-rod motor two (47), to front friction lining Pad (48) applies pressure loading;
Steel wire rope and steel wire rope cross-contact are continuously wriggled friction, comprise the following steps:
C1:Wriggling steel wire tensioning frame (11) is put in supporting table, with screwed hook (28) by wriggling steel wire rope (27) It is fixed on wriggling steel wire tensioning frame (11) above so that wriggling steel wire rope (27) is contacted with lower compression steel wire rope (29), open and open Tight motor (32), by wriggling steel wire rope (27) tensioning, adjusts adjusting nut (35) and keeps wriggling steel wire rope with the lower tight rope gaily decorated basket (31) (27) with lower compression steel wire rope (29) cross-contact, put compression steel wire rope (07), fix liner guide rail bracket (26), and open Dynamic servo push-rod motor one (09) is compressed;
C2:Connect connecting rod (25), pull pressure sensor (24) and the bias being arranged on servo buncher two (22) Disk (23), starts servo buncher two (22), makes whole crank block slider structure operating, completes compacted between steel wire rope and steel wire rope The simulation of dynamic friction campaign, records the frictional force in wriggling friction process by pull pressure sensor;
Between simulation steel wire rope and steel wire rope, cross-contact continuous high speed sliding friction, steel wire rope and friction lining are continuously high Ski-running dynamic friction can be carried out simultaneously;Can change between described three kinds of operating modes;
Just can record between steel wire rope and steel wire rope by three tension pick-ups (41,43,45) and/or steel wire rope with Force of sliding friction between friction lining, is steel wire rope and steel wire rope between tension pick-up one (41) and tension pick-up two (43) Cross-contact sliding friction contact point, is steel wire rope and friction lining between tension pick-up two (43) and tension pick-up three (45) Pad sliding friction contact point, the difference between tension pick-up one (41) and tension pick-up two (43) is steel wire rope and steel wire The frictional force that rope cross-contact sliding friction produces, the difference between tension pick-up two (43) and tension pick-up three (45) is For the frictional force under steel wire rope and friction lining sliding friction kinestate;
After completing parameter measurement, stop servo buncher one (02) or push-rod electric machine, terminate the test of appropriate section, After off-test, respectively weigh with scale experiment before and after compression steel wire rope and/or friction lining weight it is possible to calculate right Answer the wear rate of fricting movement;
In process of the test, slided using thermal infrared imager one (42) and thermal infrared imager two (44) real-time monitoring friction lining Temperature variations during dynamic friction, and temperature variations during slip, wriggling fricting movement for the steel wire rope.
Described test method, endless steel cable (13) and wriggling steel wire rope (27) surface are passed through water drenching or are applied oil Fat is tested simulating actual lifting operating mode.
Described test method, lower liner support (20) can rotate arbitrarily in the circular groove (21) on base (01) Angle and then fixing, thus adjusting the angle of cross-contact between steel wire rope.
Described test method, the eccentric disc (23) on cam motor machined many in the position away from center of circle different distance Individual screwed hole, meets the requirement of wriggling steel wire rope difference wriggling amplitude.
Compared with prior art, the present invention functionally breaches the frictional behavior in cylindrical drum hoist between steel wire rope And in friction type winder between steel wire rope and friction lining high-speed slide frictional behavior detection, it is possible to achieve steel wire rope with High speed between the friction of cross-contact high-speed slide, cross-contact wriggling fretting wear and steel wire rope and friction lining between steel wire rope The simulation of three kinds of friction behaviors of sliding friction, the speed of sliding friction can reach 10m/s.Friction lining and steel can be obtained Cord not on year-on-year basis pressure, different sliding speed, frictional force under different steel wire tensioning power, friction factor, wear rate, temperature rise, should Become, crackle produces with the Changing Pattern extending and steel wire rope and steel wire rope in different pressures, different sliding speed, different intersects Under angle, different peristalsis frequency and amplitude, different steel wire tensioning power, frictional force, friction factor, wear rate, temperature rise and crackle produce The raw Changing Pattern with extension, is mine friction and winding hoisting machine safe and reliable operation provides important tests means.In structure Achieve the applying of vertical load pressure after steel wire rope and steel wire rope cross-contact, using the guiding being fixed on lower liner support Slide rail accurately passes through, it is ensured that loading, two contact points up and down that three steel wire rope contacts produce on malleation force direction.Wriggle The setting of steel wire tensioning frame bottom roller achieves the simulation of steel wire rope wriggling and the accuracy of measurement result.Using removable The connected mode unloaded, whole testing stand processing is simple, easy for installation, beneficial to more change steel rope and friction lining.Servo speed governing electricity Machine can complete the different sliding speed of steel wire rope and different loads pressure and different tensile force with the use of servo push-rod motor Under the conditions of friction behavior simulation, be easy to change working condition, be more nearly actual lifting operating mode.
Brief description
Fig. 1 is the front view of patent of invention structure;
Fig. 2 is the A-A sectional view in Fig. 1;
Fig. 3 is partial structurtes enlarged drawing of the present invention;
Fig. 4 is sliding friction structure chart;
Fig. 5 compresses box house structure chart for liner;
Fig. 6 is the B-B overhead, partial cut-away view of Fig. 4;
Wherein:1st, base;2nd, servo buncher one;3rd, decelerator;4th, active friction wheel;5th, column;6th, bearing beam; 7th, upper compression steel wire rope;8th, pressure transducer one;9th, servo push-rod motor one;10th, upper liner fixture;11st, wriggling steel wire rope is opened Tight frame;12nd, liner compression casing;13rd, endless steel cable;14th, driven friction pulley;15th, driven wheel support;16th, pull sensing Device;17th, hydraulic jack;18th, oil cylinder baffle plate;19th, slide rail;20th, lower liner support;21st, circular groove;22nd, servo buncher Two;23rd, eccentric disc;24th, pull pressure sensor;25th, connecting rod;26th, liner guide rail bracket;27th, wriggling steel wire rope;28th, screw thread is hung Hook;29th, lower compression steel wire rope;30th, roller;31st, the lower tight rope gaily decorated basket;32nd, tensioning motor;33rd, pressure transducer two;34th, circular arc Shape steel plate;35th, regulating bolt;36th, lower liner;37th, upper liner;38th, the upper tight rope gaily decorated basket;39th, pulley;40th, acoustic emission sensor One;41st, tension pick-up one;42nd, thermal infrared imager one;43rd, tension pick-up two;44th, red thermal infrared imager two;45th, tension force Sensor three;46th, pressure transducer three;47th, servo push-rod motor two;48th, front friction lining;49th, acoustic emission sensor two; 50th, rear friction lining;51st, foil gauge;52nd, liner linkage clamp;53rd, anti-attrition roller;54th, screwed hole;55th, steel disc.
Specific embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.
As shown in figures 1 to 6, a kind of elevator steel wire rope, friction lining synthesis friction sensing device, for simulating steel wire Cross-contact continuous high speed sliding friction operating mode between rope and steel wire rope, steel wire rope and steel wire rope cross-contact are continuously wriggled friction Operating mode, steel wire rope and friction lining continuous high speed sliding friction operating mode, and detect the associated friction wear coefficient under each operating mode, should Device include pedestal, the steel wire rope being placed on pedestal base 01 and steel wire rope cross-contact continuous high speed sliding friction system, Continuously wriggling tribological wear system and steel wire rope and the friction lining continuous high speed sliding friction of steel wire rope and steel wire rope cross-contact System.
Power source drive active friction wheel 04 rotates and drives endless steel cable 13 high-speed motion, and now assay device is permissible Cross-contact continuous high speed sliding friction between simulation steel wire rope and steel wire rope and the continuous height between steel wire rope and friction lining Ski-running dynamic friction state, when active friction wheel 04 stop motion, takes off endless steel cable 13, lower liner support 20 is rotated 90 °, new power source is provided to realize the simulation of the wriggling fretting wear operating mode between steel wire rope and steel wire rope;
Pedestal includes base 01, four root posts 05 being symmetrically welded on base 01, is welded on the carrying of column 05 top Crossbeam 06, base 01 left side are machined with and weld a slide rail being used for guiding for the circular groove 21 guiding, base 01 the right 19 and for fixed hydraulic oil cylinder 17 oil cylinder baffle plate 18;
Steel wire rope includes servo buncher 1, actively rubs with steel wire rope cross-contact continuous high speed sliding friction system Wipe wheel 04, driven friction pulley 14, upper compression steel wire rope 07, lower compression steel wire rope 29 and endless steel cable 13, for simulation Cross-contact continuous high speed sliding friction between compression steel wire rope 07, lower compression steel wire rope 29 and endless steel cable 13, Servo buncher 1 output shaft passes through keyway connection reducer 03, and active friction wheel 04 passes through key with decelerator 03 output shaft Connect, endless steel cable 13 is enclosed within active friction wheel 04 and driven friction pulley 14, by active friction wheel 04 with from dynamic friction Wheel 14 drives the motion of endless steel cable 13 continuous high speed, and driven friction pulley 14 is supported on driven wheel support 15, and driven pulley props up Frame 15 is matched with the slide rail 19 being welded on base 01, and under the pulling of hydraulic jack 17, driven wheel support 15 is equivalent to one Individual slide block, slides to the left along slide rail 19, realizes the guiding tensioning of endless steel cable 13, and upper compression steel wire rope 07 is stretched in On liner 37 and upper liner fixture 10, lower compression steel wire rope 29 is stretched on lower liner 36 and lower liner support 20, and lower liner props up Frame 20 is secured by bolts on base 01, and lower liner support 20 top is bolted liner guide rail bracket 26, for ensureing Steel wire rope contact point precise symmetrical, servo push-rod motor 1 is vertically fixed on bearing beam 06, for upper compression steel wire Restrict 07 downward provide different loads pressure.
Be machined with four tapped through holes on the face that described lower liner support 20 top is contacted with lower liner 36, and corresponding under Bottom surface, equipped with four regulating bolts 35, can adjust the height of lower liner 36, effectively avoids lower liner support 20 in processing During scale error impact, ensure that in test process in the case of endless steel cable 13 holding level can with Compression steel wire rope 07 and lower compression steel wire rope 29 are in close contact.As a kind of preferred, can adopt under the tensioning of the lower tight rope gaily decorated basket 31 Compression steel wire rope 29, the described lower tight rope gaily decorated basket 31 one end connects lower compression steel wire rope 29, and the other end is connected to lower liner support 20 On;Can be using steel wire rope 07 be compressed on the tensioning of the upper tight rope gaily decorated basket 38, the described upper tight rope gaily decorated basket 38 one end connects compression steel wire Rope 07, the other end is connected on liner fixture 10.
Steel wire rope and steel wire rope cross-contact are continuously wriggled tribological wear system, for simulate upper compression steel wire rope 07, under Between compression steel wire rope 29 and wriggling steel wire rope 27, cross-contact is continuously wriggled fretting wear, including servo buncher two 22nd, it is fixedly connected on the eccentric disc 23 on servo buncher 2 22 output shaft, connect eccentric disc 23 and wriggling steel wire rope The connecting rod 25 of tensioning frame 11, eccentric disc 23 and servo buncher 2 22 constitute an eccentric turbin generator, add connecting rod 25 He Wriggling steel wire tensioning frame 11 just constitutes a slider-crank mechanism, also includes wriggling steel wire rope 27, by wriggling steel wire rope 27 Be fixed on the screwed hook 28 on wriggling steel wire tensioning frame 11, for clamp wriggling steel wire 27 upper compression steel wire rope 07 and under Compression steel wire rope 29, the tensioning motor 32 for tensioning wriggling steel wire rope 27, liner guide rail bracket 26, upper liner 37, upper padded splint Tool 10, lower liner 36, lower liner support 20, the upper tight rope gaily decorated basket 38, the lower tight rope gaily decorated basket 31, servo push-rod motor 1, liner is led Rail gantry 26, upper liner 37, upper liner fixture 10, lower liner 36, lower liner support 20, the upper tight rope gaily decorated basket 38, the lower tight rope gaily decorated basket 31, The connection of servo push-rod motor 1 and fixing meanss with steel wire rope and steel wire rope cross-contact continuous high speed sliding friction system, Difference is, with respect to steel wire rope and lower liner support 20 in steel wire rope cross-contact continuous high speed sliding friction system Initial position, after lower liner support 20 rotates 90 ° along circular groove 21, is fixed in corresponding screwed hole 54 again.
Wriggling steel wire tensioning frame 11 bottom setting bottom surface roller 30 is so that the reading of pull pressure sensor 24 is closer to true Real friction force value.
Steel wire rope and friction lining continuous high speed sliding friction system, for simulating endless steel cable 13 and front friction lining Continuous high speed sliding frictional wear between pad 48 and rear friction lining 50, including servo buncher 1, decelerator 03, Active friction wheel 04, driven friction pulley 14, endless steel cable 13, driven wheel support 15, hydraulic jack 17, front friction lining 48th, rear friction lining 50, liner compress casing 12, are embedded on liner compression casing 12 and entangle front friction lining 48, rear friction lining Pad 50 simultaneously ensures liner linkage clamp 52 that it is synchronized with the movement in compaction process, for providing pressure loading to friction lining Servo push-rod motor 2 47;Servo buncher 1, decelerator 03, active friction wheel 04, driven friction pulley 14, non junction steel Cord 13, driven wheel support 15, hydraulic jack 17 setting continuously high with foregoing steel wire rope and steel wire rope cross-contact Ski-running dynamic friction system.Describe front friction lining 48, the relevant setting of rear friction lining 50 in detail herein:Liner compresses casing 12 Form a casing by four blocks of steel plates linking together, liner linkage clamp 52 and servo push-rod motor 2 47 are arranged on liner pressure Inside tight casing 12, liner linkage clamp 52 includes two blocks of steel plates, and front friction lining 48 is fixed on two pieces with rear friction lining 50 Between steel plate, between two blocks of steel plates, it is linked to be an entirety by interconnection two pieces of steel discs 55 together, two pieces of steel discs 55 Middle part is hinged, and four free ends of two pieces of steel discs are respectively hinged at two ends of two blocks of steel plates, the another side of two blocks of steel plates It is symmetrical arranged same two piece steel disc 55 in succession so that the distance between two blocks of steel plates can adjust it is achieved that front friction lining 48 with rear friction lining 50 being synchronized with the movement during friction wear;It is provided with anti-attrition roller in liner compression casing 12 bottom surface 53 so that liner compression casing 12 compare easily slide anteroposterior it is ensured that endless steel cable 13 and front friction lining 48, after Friction lining 50 during sliding friction all the time level do not bend, serve the effect of an automatic centering;Servo push-rod electricity Machine 2 47 provides pressure to liner linkage clamp 52, makes front friction lining 48 and rear friction lining 50 clamp endless steel cable 13, the big I of pressure is recorded by pressure transducer 3 46;
The acoustic emission sensor 1 being arranged on lower liner 36 and the acoustic emission being arranged on rear friction lining 50 pass Sensor 2 49 can be monitored steel wire rope in real time and be split under sliding friction state in sliding friction, wriggling friction and friction lining Stricture of vagina produces the Changing Pattern with extension;The foil gauge 51 being affixed on front friction lining 48 friction lining 48 can exist before real-time monitoring The situation of change of surface stress in sliding friction motor process.
Test procedure is as follows:
As shown in figure 4, rubbing with steel wire rope cross-contact high-speed slide for steel wire rope and steel wire rope and friction lining high speed (can also individually simulate respectively) is simulated while two kinds of motor behaviors of sliding friction.
Step one:Endless steel cable 13 is installed on active friction wheel 04 and driven friction pulley 14, adjusts hydraulic oil Driven wheel support 16 is pulled to the right by cylinder 17 together with driven pulley 14, and tensioning endless steel cable 13 is so as to level is tightened.
Step 2:Fixing lower liner support 20, upper compression steel wire rope 07, lower compression steel wire rope 29 are stretched in upper padded splint On tool 10 and lower liner support 20, liner guide rail bracket 26 is fixedly connected with lower liner support 20, puts into tensioning along guide rail good Upper compression steel wire rope 07, open servo push-rod motor 1 to upper liner fixture apply normal pressure load, complete upper and lower two Root steel wire rope (does not enter when individually carrying out steel wire rope with friction lining high-speed slide tribological modeling to the clamping of endless steel cable 13 This step of row, directly jumps to step 3 from step one).
Step 3:Front friction lining 48, rear friction lining 50 are put in liner linkage clamp 52, and makes front friction lining Pad 48, rear friction lining 50 clamp endless steel cable 13, open servo push-rod motor 2 47, apply pressure to front friction lining 48 Power load (does not carry out this step, directly from step when individually carrying out steel wire rope with steel wire rope cross-contact high-speed slide tribological modeling Rapid two jump to step 4).
Step 4:Start servo buncher 1, sufficiently large moment of torsion is exported by decelerator 03 and drives active friction Wheel 04 rotation, makes the unidirectional continuous rotation of endless steel cable 13 high speed by frictional drive;
Just can record between steel wire rope and steel wire rope by three tension pick-ups 41,43,45 and/or steel wire rope with rub Wipe the force of sliding friction between liner, intersect with steel wire rope for steel wire rope between tension pick-up 1 and tension pick-up 2 43 and connect Tactile sliding friction contact point, is steel wire rope and friction lining sliding friction between tension pick-up 2 43 and tension pick-up 3 45 Contact point, the difference between tension pick-up 1 and tension pick-up 2 43 is steel wire rope and is slided with steel wire rope cross-contact The frictional force that friction produces, the difference between tension pick-up 2 43 and tension pick-up 3 45 is steel wire rope and friction lining Frictional force under sliding friction kinestate.
After completing parameter measurement, stop servo buncher 1, terminate the test of this part, after off-test, respectively Weigh with scale the weight compressing steel wire rope and/or friction lining before and after testing it is possible to calculate the mill of corresponding fricting movement Loss rate.
Fig. 2 is the pilot system (A-A view in Fig. 1) of simulation steel wire rope and steel wire rope cross-contact wriggling fricting movement. If the test shown in from Fig. 4 is transformed into the experiment of steel wire rope and steel wire rope cross-contact wriggling fricting movement, need first Remove the tensile force to endless steel cable 13 for the hydraulic jack 17, endless steel cable 13 is taken off from active friction wheel 04. Remove the normal pressure acting on compression steel wire rope 07, back out the bolt of fixing lower liner support 20, by lower liner support 20 Rotate 90 ° along circular groove 21 and become position shown in Fig. 1, be again fixed in corresponding screwed hole 54, take off compression Steel wire rope 07 and liner guide rail bracket 26;Wriggling steel wire tensioning frame 11 is put in supporting table, will be wriggled steel with screwed hook 28 Cord 27 is fixed on wriggling steel wire tensioning frame 11 so that wriggling steel wire rope 27 is contacted with lower compression steel wire rope 29, opens and opens Tight motor 32, by wriggling steel wire rope 27 tensioning, adjusts adjusting nut 35 and keeps wriggling steel wire rope 27 and push with the lower tight rope gaily decorated basket 31 Tight steel wire rope 29 cross-contact, puts compression steel wire rope 07, fixes liner guide rail bracket 26, and start servo push-rod motor one 09 is compressed.Connect connecting rod 25, pull pressure sensor 24 and the eccentric disc 23 being arranged on servo buncher 2 22, Start servo buncher 2 22, make whole crank block slider structure operating, complete wriggling fricting movement between steel wire rope and steel wire rope Simulation, the frictional force in wriggling friction process is recorded by pull pressure sensor.
After obtaining parameter, stop servo push-rod motor 2 22, terminate the simulation experiment of this part.
In any of the above simulation experiment, may be by thermal infrared imager 1 and thermal infrared imager 2 44 real-time monitoring is rubbed Wipe temperature variations during sliding friction for the liner, and temperature during slip, wriggling fricting movement for the steel wire rope Degree situation of change.
The thrust size of servo push-rod motor can be adjusted, and meets to steel wire rope and steel wire rope under the conditions of different normal pressures The friction of cross-contact high-speed slide, the simulation of wriggle friction and steel wire rope and friction lining high-speed slide fricting movement state. The speed of servo buncher disclosure satisfy that the different linear velocity of endless steel cable 13 and the different frequency of wriggling of wriggling steel wire rope 27 The requirement of rate.
Endless steel cable 13 and wriggling steel wire rope 27 surface by water drenching or can be smeared oils and fatss and simulate actual carrying Rise operating mode to be tested.It is then solid that lower liner support 20 can rotate arbitrary angle in the circular groove 21 on base 01 Fixed, such that it is able to adjust the angle of cross-contact between steel wire rope, the data of measurement is more comprehensive.Off-centre operation on cam motor Disk 23 machined multiple screwed holes in the position away from center of circle different distance, can meet wanting of wriggling steel wire rope difference wriggling amplitude Ask.
It should be appreciated that for those of ordinary skills, can be improved according to the above description or be converted, And all these modifications and variations all should belong to the protection domain of claims of the present invention.

Claims (25)

1. a kind of elevator steel wire rope, friction lining synthesis friction sensing device are it is characterised in that including pedestal, being placed in Steel wire rope on pedestal base (01) and steel wire rope cross-contact continuous high speed sliding friction system, steel wire rope are intersected with steel wire rope Contact continuous wriggling tribological wear system and steel wire rope and friction lining continuous high speed sliding friction system;
Pedestal includes base (01), four root posts (05) being symmetrically welded on base (01), is welded on above column (05) Bearing beam (06), base (01) left side are machined with circular groove (21) for guiding, weld a use on the right of base (01) Slide rail (19) in guiding and the oil cylinder baffle plate (18) for fixed hydraulic oil cylinder (17);
Steel wire rope and steel wire rope cross-contact continuous high speed sliding friction system include servo buncher one (02), active friction Wheel (04), driven friction pulley (14), upper compression steel wire rope (07), lower compression steel wire rope (29) and endless steel cable (13), use In simulation, compression steel wire rope (07), the lower cross-contact compressing between steel wire rope (29) and endless steel cable (13) are continuous High-speed slide rub, servo buncher one (02) output shaft pass through keyway connection reducer (03), active friction wheel (04) with Decelerator (03) output shaft pass through bonded, endless steel cable (13) is enclosed within active friction wheel (04) and driven friction pulley (14) On, the motion of endless steel cable (13) continuous high speed is driven by active friction wheel (04) and driven friction pulley (14), from dynamic friction Wheel (14) is supported on driven wheel support (15), and driven wheel support (15) is matched with the slide rail (19) being welded on base (01) Close, under the pulling of hydraulic jack (17), driven wheel support (15) is equivalent to a slide block, slides to the left along slide rail (19), Realize the guiding tensioning of endless steel cable (13), upper compression steel wire rope (07) is stretched in liner (37) and upper liner fixture (10), on, lower compression steel wire rope (29) is stretched on lower liner (36) and lower liner support (20), and lower liner support (20) passes through Bolt is fixed on base (01), and lower liner support (20) top is bolted liner guide rail bracket (26), for ensureing steel Cord contact point precise symmetrical, servo push-rod motor one (09) is vertically fixed on bearing beam (06), for upper compression steel Cord (07) provides downwards different loads pressure;
Steel wire rope and steel wire rope cross-contact are continuously wriggled tribological wear system, for simulating upper compression steel wire rope (07), pushing Tight between steel wire rope (29) and wriggling steel wire rope (27) cross-contact continuously wriggle fretting wear, including servo buncher two (22), it is fixedly connected on the eccentric disc (23) on servo buncher two (22) output shaft, connect eccentric disc (23) and compacted The connecting rod (25) of dynamic steel wire tensioning frame (11), eccentric disc (23) constitutes an eccentric electricity with servo buncher two (22) Machine, adds that connecting rod (25) and wriggling steel wire tensioning frame (11) just constitute a slider-crank mechanism, also includes wriggling steel wire Rope (27), the screwed hook (28) wriggling steel wire rope (27) being fixed on wriggling steel wire tensioning frame (11), compacted for clamping The upper compression steel wire rope (07) of dynamic steel wire rope (27) and lower compression steel wire rope (29), the tensioning for tensioning wriggling steel wire rope (27) Motor (32), liner guide rail bracket (26), upper liner (37), upper liner fixture (10), lower liner (36), lower liner support (20), The upper tight rope gaily decorated basket (38), the lower tight rope gaily decorated basket (31), servo push-rod motor one (09);Intersect with respect to described steel wire rope and steel wire rope The initial position of lower liner support (20) in contact continuous high speed sliding friction system, lower liner support (20) is along circular groove (21), after rotating 90 °, again it is fixed in corresponding screwed hole (54);
Steel wire rope and friction lining continuous high speed sliding friction system, for simulating endless steel cable (13) and front friction lining (48) the continuous high speed sliding frictional wear and between rear friction lining (50), including servo buncher one (02), slows down Device (03), active friction wheel (04), driven friction pulley (14), endless steel cable (13), driven wheel support (15), hydraulic jack (17), front friction lining (48), rear friction lining (50), liner compress casing (12), are embedded in the upper set of liner compression casing (12) Live front friction lining (48), rear friction lining (50) and ensure its liner linkage clamp being synchronized with the movement in compaction process (52), it is used for providing the servo push-rod motor two (47) of pressure loading to friction lining.
2. device according to claim 1 it is characterised in that:Described lower liner support (20) top is connect with lower liner (36) Four tapped through holes are machined with tactile face, and corresponding bottom surface, equipped with four regulating bolts (35), can adjust lower liner (36) height, effectively avoids the impact of lower liner support (20) scale error in process, in test process Can be with upper compression steel wire rope (07) and lower compression steel wire rope in the case of ensure that endless steel cable (13) holding level (29) it is in close contact.
3. device according to claim 1 it is characterised in that:Wriggling steel wire tensioning frame (11) bottom setting bottom surface roller (30) so that the reading of pull pressure sensor (24) is closer to real friction force value.
4. device according to claim 1 it is characterised in that:Liner compression casing (12) is by four blocks of steel linking together Plate forms a casing, and liner linkage clamp (52) and servo push-rod motor two (47) are arranged on liner compression casing (12) inside, Liner linkage clamp (52) includes two blocks of steel plates, front friction lining (48) and rear friction lining (50) be fixed on two blocks of steel plates it Between, it is linked to be an entirety, in two pieces of steel discs (55) by interconnection two pieces of steel discs (55) together between two blocks of steel plates Portion is hinged, and four free ends of two pieces of steel discs are respectively hinged at two ends of two blocks of steel plates, and the another side of two blocks of steel plates is also right Claim the same two pieces of steel discs (55) of setting in succession so that the distance between two blocks of steel plates can adjust it is achieved that front friction lining (48) with rear friction lining (50) being synchronized with the movement during friction wear;It is provided with liner compression casing (12) bottom surface and subtract Mill roller (53) so that liner compression casing (12) compare easily slide anteroposterior it is ensured that endless steel cable (13) with front Friction lining (48), during sliding friction, level does not bend rear friction lining (50) all the time, serves an automatic centering Effect;Servo push-rod motor two (47) provides pressure to liner linkage clamp (52), makes front friction lining (48) and rear friction Liner (50) clamping endless steel cable (13), the big I of pressure is recorded by pressure transducer three (46).
5. device according to claim 1 it is characterised in that:It is arranged on the acoustic emission sensor one on lower liner (36) And the acoustic emission sensor two (49) that is arranged on rear friction lining (50) can be monitored steel wire rope in real time and slided (40) Friction, the Changing Pattern of wriggle friction and friction lining crackle generation and extension under sliding friction state;It is affixed on front friction Foil gauge (51) on liner (48) being capable of friction lining (48) surface stress in sliding friction motor process before real-time monitoring Situation of change.
6. device according to claim 1 it is characterised in that:Setting arc-shaped convex track in liner guide rail bracket (26), Lower liner (36) has two arc-shaped convex tracks with liner guide rail bracket (26) to match with the cutting of upper liner (37) both sides Circular groove it is ensured that the guidance quality of upper liner (37) and lower liner (36) in the vertical direction motion, upper liner (37) with upper Compression steel wire rope (07) and lower liner (36) are provided with one and upper compression with lower compression steel wire rope (29) place that contacts Steel wire rope (07), lower compression steel wire rope (29) tangent semicircle arc fluting are so that upper compression steel wire rope (07), lower compression steel wire rope (29) it is embedded in liner (37), lower liner (36) inside, play to upper compression steel wire rope (07), before lower compression steel wire rope (29) Positioning action in rear direction, such design can ensure that compression steel wire rope (07) and lower compression steel wire rope (29) are connect with nothing Two contact point in the vertical direction Striking symmetry of head steel wire rope (13), it is to avoid the generation of additional bending moment, increased parameter The accuracy of measurement.
7. device according to claim 1 it is characterised in that:Upper compression steel wire rope (07) is embedded in liner (37) bottom below In the semicircular arc groove in portion, liner (37) lived in by upper liner fixture (10) set, the above liner fixture of upper compression steel wire rope (07) (10) housing is excessive support, is stretched on upper liner fixture (10) by the upper tight rope gaily decorated basket (38), so upper compression steel wire rope (07), just binding becomes an entirety for upper liner (37) and upper liner fixture (10), can be together along liner guide rail bracket (26) On guide rail move up and down, beneficial to upper compression steel wire rope (07) positioning.
8. device according to claim 1 it is characterised in that:Stretch out two sections of upper liner fixture (10) upper horizontal are used for In support, steel plate two of compression steel wire rope (07) is respectively mounted with a truckle (39), effectively reduces compression steel wire rope (07) frictional resistance being overcome during tensioning.
9. device according to claim 1 it is characterised in that:Lower compression steel wire rope (29) top is embedded on lower liner (36) In the semicircle arc fluting that side cuts, steel wire rope (29) tensioning of lower compression is fixed on lower lining by the lower tight rope gaily decorated basket (31) by lower end Pad support (20) is upper so that lower liner (36), lower liner support (20) and lower compression steel wire rope (29) become an entirety, and (20) two, lower liner support supports foot bottom respectively to weld one and is inserted in the upper circular groove (21) of base (01) Circular arc steel plate (34), realizes lower liner support (20) and can drive upper compression steel wire rope when rotated along circular groove (21) (07) together rotate with lower compression steel wire rope (29), realize steel wire rope and steel wire rope cross-contact high-speed friction pilot system with compacted Conversion between dynamic friction pilot system is rubbed with different angular cross contact slides it is also possible to realize simulation steel wire rope from steel wire rope Wiping and the kinestate of friction of wriggling.
10. device according to claim 1 it is characterised in that:The circular groove (21) of processing on the right of pedestal base (01) Side is provided with the screwed hole (54) for fixing lower liner support (20), and screwed hole (54) occurs in pairs, and setting is multigroup, each other Differ certain angle, be easy to the fixation after lower liner support (20) rotates to an angle.
11. devices according to claim 1 it is characterised in that:Lower liner support (20) top is contacted with lower liner (36) Face on be machined with four tapped through holes, and corresponding bottom surface, equipped with four regulating bolts (35), can adjust lower liner (36) height, effectively avoids the impact of lower liner support (20) scale error in process, in test process Can be with upper compression steel wire rope (07) and lower compression steel wire rope in the case of ensure that endless steel cable (13) holding level (29) it is in close contact.
12. devices according to claim 1 it is characterised in that:Eccentric disc (23) and pull pressure sensor (24) and Connecting rod (25) is connected it is ensured that can be in perpendicular between each component in the way of hinge with wriggling steel wire tensioning frame (11) Relatively rotate, realize the normal operation of this slider-crank mechanism.
13. devices according to claim 1 it is characterised in that:It is fixing that wriggling steel wire rope (27) passes through screwed hook (28) On wriggling steel wire tensioning frame (11), the bottom of wriggling steel wire tensioning frame (11) end-stopping plate is with base plate with dovetail groove even Connect, can level slide backward it is achieved that the tensioning of wriggling steel wire rope (27), entirely wriggling steel under the promotion of tensioning motor (32) Cord tensioning frame (11) bottom is provided with roller (30), reduces rubbing in wriggling steel wire tensioning frame (11) reciprocatory movement Wipe resistance, improve the accuracy of steel wire rope and steel wire rope cross-contact wriggling friction measurement.
14. devices according to claim 1 it is characterised in that:Liner linkage clamp (52) is divided into former and later two parts, and two Pass through between individual part two groups of interconnections steel disc (55) together be linked to be an entirety it is achieved that front friction lining (48) with Friction lining (50) being synchronized with the movement during friction wear afterwards.
15. devices according to claim 1 it is characterised in that:Liner compresses casing (12) and is linked together by four pieces Steel plate forms, and is provided with anti-attrition roller (53) so that liner compression casing (12) is relatively lighter in liner compression casing (12) bottom surface The slide anteroposterior of pine is it is ensured that endless steel cable (13) and front friction lining (48), rear friction lining (50) are in sliding friction During all the time level do not bend, serve the effect of an automatic centering.
16. devices according to claim 1 it is characterised in that:The outfan of servo push-rod motor one (09) is connected with one Individual pressure transducer one (08), can measure the size of normal pressure between steel wire rope in real time;Hydraulic jack (17) is propped up with driven pulley It is connected with pulling force sensor (16), for measuring the tensile force of endless steel cable (13) between frame (15);In tensioning motor (32) it is provided with pressure transducer two (33) between the baffle plate and on wriggling steel wire tensioning frame (11), act on wriggling for measurement Tensile force on steel wire rope (27);Servo push-rod motor two (47) provides pressure to liner linkage clamp (52), friction lining before making Pad (48) and rear friction lining (50) clamping endless steel cable (13), the big I of pressure is passed through pressure transducer three (46) and is surveyed ?.
17. devices according to claim 1 it is characterised in that:By being arranged on endless steel cable (13) relevant position Three tension pick-ups (41,43,45) record corresponding force of sliding friction, tension pick-up one (41) and tension pick-up two (43) it is steel wire rope and steel wire rope cross-contact sliding friction contact point, tension pick-up two (43) and tension pick-up three between (45) be steel wire rope and friction lining sliding friction contact point between, tension pick-up one (41) and tension pick-up two (43) it Between difference be frictional force, tension pick-up two (43) and the tension force that steel wire rope and steel wire rope cross-contact sliding friction produce Difference between sensor three (45) is the frictional force under steel wire rope and friction lining sliding friction kinestate.
18. devices according to claim 1 it is characterised in that:It is arranged on the acoustic emission sensor one on lower liner (36) And the acoustic emission sensor two (49) that is arranged on rear friction lining (50) can be monitored steel wire rope in real time and slided (40) Friction, the Changing Pattern of wriggle friction and friction lining crackle generation and extension under sliding friction state.
19. devices according to claim 1 it is characterised in that:Thermal infrared imager one (42) and thermal infrared imager two (44) Can real-time monitoring friction lining in sliding friction and steel wire rope the temperature change feelings sliding, during wriggling fricting movement Condition.
20. devices according to claim 1 it is characterised in that:It is affixed on foil gauge (51) energy on front friction lining (48) The situation of change of friction lining (48) surface stress in sliding friction motor process before enough real-time monitorings.
21. devices according to claim 1 it is characterised in that:Servo push-rod motor exports different pressure loadings, no The upper water drenching of wire joint rope (13) or smear oils and fatss, apply to endless steel cable (13) and wriggling steel wire rope (27) different big Little tensile force cooperates and can simulate the actual lifting operating mode of mine hoist.
The 22. application arbitrary described elevators of claim 1-21 are carried out with steel wire rope, friction lining synthesis friction sensing device The test method of friction detection is it is characterised in that cross-contact continuous high speed between steel wire rope and steel wire rope can be simulated respectively Sliding friction operating mode, steel wire rope and steel wire rope cross-contact are continuously wriggled friction duty, steel wire rope and friction lining continuous high speed Sliding friction operating mode, and detect the associated friction wear coefficient under each operating mode;
Cross-contact continuous high speed sliding friction between simulation steel wire rope and steel wire rope, comprises the following steps:
A1:Endless steel cable (13) is installed on active friction wheel (04) and driven friction pulley (14), adjusts hydraulic jack (17) driven wheel support (16) is pulled to the right together with driven friction pulley (14), tensioning endless steel cable (13) so as to Level is tightened;
A2:Fixing lower liner support (20), upper compression steel wire rope 07, lower compression steel wire rope (29) are stretched in upper liner fixture (10), and on lower liner support (20), liner guide rail bracket (26) is fixedly connected with lower liner support (20), puts into along guide rail The good upper compression steel wire rope (07) of tensioning, opens servo push-rod motor one (09) and applies normal pressure load to upper liner fixture, complete Become the clamping to endless steel cable (13) for upper and lower two steel wire ropes;
A3:Start servo buncher one (02), active friction wheel is driven by the sufficiently large moment of torsion of decelerator (03) output (04) rotate, the unidirectional continuous rotation of endless steel cable (13) high speed is made by frictional drive;
Steel wire rope and friction lining continuous high speed sliding friction, comprise the following steps:
B1:Endless steel cable (13) is installed on active friction wheel (04) and driven friction pulley (14), adjusts hydraulic jack (17) driven wheel support (16) is pulled to the right together with driven friction pulley (14), tensioning endless steel cable (13) so as to Level is tightened;
B2:Front friction lining (48), rear friction lining (50) are put in liner linkage clamp (52), and makes front friction lining (48), rear friction lining (50) clamps endless steel cable (13), opens servo push-rod motor two (47), to front friction lining (48) apply pressure loading;
Steel wire rope and steel wire rope cross-contact are continuously wriggled friction, comprise the following steps:
C1:Wriggling steel wire tensioning frame (11) is put in supporting table, with screwed hook (28), wriggling steel wire rope (27) is fixing In wriggling steel wire tensioning frame (11) above so that wriggling steel wire rope (27) is contacted with lower compression steel wire rope (29), open tensioning electricity Machine (32), by wriggling steel wire rope (27) tensioning, adjusts adjusting nut (35) and keeps wriggling steel wire rope (27) with the lower tight rope gaily decorated basket (31) With lower compression steel wire rope (29) cross-contact, put compression steel wire rope (07), fix liner guide rail bracket (26), and start and watch Take push-rod electric machine one (09) to be compressed;
C2:Connect connecting rod (25), pull pressure sensor (24) and the eccentric disc being arranged on servo buncher two (22) (23), start servo buncher two (22), make whole crank block slider structure operating, complete to wriggle between steel wire rope and steel wire rope and rub Wipe the simulation of motion, the frictional force in wriggling friction process is recorded by pull pressure sensor;
Between simulation steel wire rope and steel wire rope, cross-contact continuous high speed sliding friction, steel wire rope and friction lining continuous high speed are slided Dynamic friction can be carried out simultaneously;Can change between described three kinds of operating modes;
Just can record between steel wire rope and steel wire rope by three tension pick-ups (41,43,45) and/or steel wire rope and friction Force of sliding friction between liner, is intersected with steel wire rope for steel wire rope between tension pick-up one (41) and tension pick-up two (43) Contact slide CONTACT WITH FRICTION point, is that steel wire rope is slided with friction lining between tension pick-up two (43) and tension pick-up three (45) Dynamic friction contact point, the difference between tension pick-up one (41) and tension pick-up two (43) is steel wire rope and is handed over steel wire rope Fork-join touches the frictional force that sliding friction produces, and the difference between tension pick-up two (43) and tension pick-up three (45) is steel Frictional force under cord and friction lining sliding friction kinestate;
After completing parameter measurement, stop servo buncher one (02) or push-rod electric machine, terminate the test of appropriate section, test After end, before and after the experiment that weighs with scale respectively, the weight of compression steel wire rope and/or friction lining is rubbed it is possible to calculate correspondence Wipe the wear rate of motion;
In process of the test, rubbed in slip using thermal infrared imager one (42) and thermal infrared imager two (44) real-time monitoring friction lining Temperature variations during wiping, and temperature variations during slip, wriggling fricting movement for the steel wire rope.
23. test methods according to claim 22 it is characterised in that:Endless steel cable (13) and wriggling steel wire rope (27) surface by water drenching or is smeared oils and fatss and is simulated actual lifting operating mode and tested.
24. test methods according to claim 22 it is characterised in that:Lower liner support (20) can be on base (01) Circular groove (21) in rotate arbitrary angle and then fixing, thus adjusting the angle of cross-contact between steel wire rope.
25. test methods according to claim 22 it is characterised in that:Eccentric disc (23) on cam motor is away from circle The position of heart different distance machined multiple screwed holes, meets the requirement of wriggling steel wire rope difference wriggling amplitude.
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